BRK First Alert - 7030BSL Smoke & Carbon Monoxide alarm with Strobe LED

[shortdesc] Alarm Type Smoke, CO & Strobe Light Power Source Hardwired Sensor  Photoelectric & Electrochemical Interconnects Yes Battery 10 Year [/shortdesc] The BRK 7030BSL is a wired photoelectric smoke and carbon monoxide alarm with a powerful integrated strobe alarm that features a powerful LED strobe that's proven to be extremely efficient in providing assistance for individuals with hearing impairments. The intuitive use of a Smart Strobe light carries the ability to distinguish between Smoke and CO dangers. First Alert Hardwired LED Smoke Alarms include a wide compatibility range and can be interconnected with First Alert and BRK Smoke, CO, Smoke/CO Combination and Heat alarms (up to 18 detectors, 12 can be smoke alarms). This BRK alarm should be hardwired in a 120V AC/DC application and it has battery backup capabilities. The 10-Year Sealed Battery Backup will keep the alarm ready in cases of power outages. The BRK smoke alarm with strobe clearly indicat